航海英語救生設(shè)備單項選擇題每日一練(2019.01.08)

來源：考試資料網(wǎng)

1 Frapping lines are fitted to lifeboat davits to（）.

2 On a class B fire，which portable fire extinguisher would be the LEAST desirable?（）

3 A sea anchor is（）.

4 The sea painter is secured in the lifeboat by（）.

5 Frapping lines are fitted to lifeboat davits to（）.